A man weight 800N climbs up a stairs to height of 15m in 12.5s. What is the man”s average power output?
- 667W
- 810W
-
960W
- 15000W
The correct answer is: C
Explanation
power = \(\frac{\text {work done}}{time}\)= \(\frac{800 \times 15}{12.5}\)
= 960W